Background

DUM-E was created by Tony Stark to help him with tasks. However, DUM-E often made mistakes, prompting various insults from his owner over the years but still remains loyal to him. DUM-E was destroyed during The Mandarin's attack on Tony's Mansion, along with several extra DUM-Es that Stark had built to help him.

Tony took the remains of DUM-E out of the wreckage of hismansion after tossing his obsolete arc reactor into the sea.